Lo21 Flashcards
1
Q
The fractions have different properties because they contain __________ of different sizes
A
Hydrocarbons
2
Q
The size of a hydrocarbon depends on the number of __________ _________ it has.
A
Carbon atoms
3
Q
As the number of atoms increases: the BP _________. The viscosity _________. The flammability ____________.
A
Increases, Increases, Decreases
4
Q
The fractions containing small hydrocarbons are:
A
Volatile, light in colour, runny, highly flammable
5
Q
The fractions containing large hydrocarbons are:
A
Darker in colour, viscous, not volatile
